<!DOCTYPE html>
<html lang="ja">
	<head>
		<meta charset="utf-8">
		<title>sample2</title>
		<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script>
		<script>
$(function(){
	$("button").click(function(){
		$(".ＡＪＡＸエリア").load("./sample2_load.html p");
		$(".ＰＨＰでＡＪＡＸ").load("./sample2ajax.php");
	});
});
		</script>
	</head>
	<body>
		<button>変更</button>
		<div class="ＡＪＡＸエリア"><p>変更前</p></div>
		<div class="ＰＨＰでＡＪＡＸ"></div>
	</body>
</html>